diff --git a/actionview/lib/action_view/helpers/number_helper.rb b/actionview/lib/action_view/helpers/number_helper.rb
index 13effa592d..470dc86d6c 100644
--- a/actionview/lib/action_view/helpers/number_helper.rb
+++ b/actionview/lib/action_view/helpers/number_helper.rb
@@ -1,4 +1,3 @@
-
 require 'active_support/core_ext/hash/keys'
 require 'active_support/core_ext/string/output_safety'
 require 'active_support/number_helper'
diff --git a/actionview/test/template/dependency_tracker_test.rb b/actionview/test/template/dependency_tracker_test.rb
index 672b4747ec..3ece9e50cd 100644
--- a/actionview/test/template/dependency_tracker_test.rb
+++ b/actionview/test/template/dependency_tracker_test.rb
@@ -1,4 +1,3 @@
-
 require 'abstract_unit'
 require 'action_view/dependency_tracker'
 
diff --git a/activerecord/test/cases/adapters/mysql/mysql_adapter_test.rb b/activerecord/test/cases/adapters/mysql/mysql_adapter_test.rb
index 631e1752c4..8655fa26b6 100644
--- a/activerecord/test/cases/adapters/mysql/mysql_adapter_test.rb
+++ b/activerecord/test/cases/adapters/mysql/mysql_adapter_test.rb
@@ -1,4 +1,3 @@
-
 require "cases/helper"
 require 'support/ddl_helper'
 
diff --git a/activerecord/test/schema/schema.rb b/activerecord/test/schema/schema.rb
index 994ece9244..df1834d381 100644
--- a/activerecord/test/schema/schema.rb
+++ b/activerecord/test/schema/schema.rb
@@ -1,4 +1,3 @@
-
 ActiveRecord::Schema.define do
   def except(adapter_names_to_exclude)
     unless [adapter_names_to_exclude].flatten.include?(adapter_name)
diff --git a/activesupport/test/core_ext/object/blank_test.rb b/activesupport/test/core_ext/object/blank_test.rb
index 8a5e385dd7..a142096993 100644
--- a/activesupport/test/core_ext/object/blank_test.rb
+++ b/activesupport/test/core_ext/object/blank_test.rb
@@ -1,4 +1,3 @@
-
 require 'abstract_unit'
 require 'active_support/core_ext/object/blank'
 
diff --git a/activesupport/test/inflector_test_cases.rb b/activesupport/test/inflector_test_cases.rb
index 18a8b92eb9..e6898658b5 100644
--- a/activesupport/test/inflector_test_cases.rb
+++ b/activesupport/test/inflector_test_cases.rb
@@ -1,4 +1,3 @@
-
 module InflectorTestCases
   SingularToPlural = {
     "search"      => "searches",
diff --git a/activesupport/test/multibyte_conformance_test.rb b/activesupport/test/multibyte_conformance_test.rb
index d8704716e7..2a885e32bf 100644
--- a/activesupport/test/multibyte_conformance_test.rb
+++ b/activesupport/test/multibyte_conformance_test.rb
@@ -1,4 +1,3 @@
-
 require 'abstract_unit'
 require 'multibyte_test_helpers'
 
diff --git a/activesupport/test/multibyte_proxy_test.rb b/activesupport/test/multibyte_proxy_test.rb
index 11f5374017..360cf57302 100644
--- a/activesupport/test/multibyte_proxy_test.rb
+++ b/activesupport/test/multibyte_proxy_test.rb
@@ -1,4 +1,3 @@
-
 require 'abstract_unit'
 
 class MultibyteProxyText < ActiveSupport::TestCase
diff --git a/activesupport/test/multibyte_test_helpers.rb b/activesupport/test/multibyte_test_helpers.rb
index 2e4b5cc873..58cf5488cd 100644
--- a/activesupport/test/multibyte_test_helpers.rb
+++ b/activesupport/test/multibyte_test_helpers.rb
@@ -1,4 +1,3 @@
-
 module MultibyteTestHelpers
   UNICODE_STRING = 'こにちわ'.freeze
   ASCII_STRING = 'ohayo'.freeze